Frost-Hide Ankylosaur

Vigilance
{w/u}{w/u}, {t}: Choose Chilling Touch or Invigorating Roar.
Chilling Touch: If Chill-Hide Ankylosaur blocked
this turn then tap and exert target creature,
if Chill-Hide's controller gained life this turn
then this ability targets two creatures instead.
Invigorating Roar: Other creatures you control gain +1/+0 and lifelink until your next upkeep, if an enemy creature is tapped then untap Ice-Hide Ankylosaur.